Kia Optima Hybrid: Brake System / AHB(Active Hydraulic Boost) System
Troubleshooting SymptomSuspect AreaReferenceLower pedal or spongy pedal1. Integrated Brake Actuation Unit (Air in)air·bleed2. AHB system (Fluid leaks)replace3. Piston seals in IBAU (Worn or damaged)replaceBrake ...
Description Regeneration Brake System During deceleration or braking of an electric vehicle or HEV, the drive motor acts as an alternator and charges the battery by converting the vehicle’s kinetic energy ...
Inspection In the state of IGN1 ON, when multi function switch module detects auto light switch on, tail lamp relay output and head lamp low relay output are controlled according to auto light sensor''s input. The auto light control doesn''t work if the pin sunlight supply (5V regulated power from Ignition ...
Description Manifold Absolute Pressure Sensor (MAPS) is a speed-density type sensor and is installed on the surge tank. It senses absolute pressure of the surge tank and transfers the analog signal proportional to the pressure to the ECM. By using this signal, the ECM calculates the intake air quantity ...
Troubleshooting
Description and OperationOther information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Auto Light Sensor Repair procedures
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Manifold Absolute Pressure Sensor (MAPS) Description and Operation